Comparison of the extent of ligand coordination with 60, 90, and 120 equivalents of either acetate or 3-butenoic acid ligands added. The resonances attributed to encapsulated 1-butanethiol (C) are highlighted by the red boxes.

Added ligand	Acetate		3-Butenoic acid
	Coord. ligand	Enc. guesta	Coord. ligand	Enc. guesta
60	13.3		25.5
90	15.4		25.8
120	16.4		26.1

^a1-Butanethiol.